| View: | Hide Browser | Browser on the left | Browser on the right | Dictionary |
| Report: | General Info | Constrained Elements |
| General Info | |
| Name | Any_allowed_validity |
| Expression | inv: any_allowed xor terminology_id <> Void |
| Base Classes | Class |
| Constrained Elements | |
| Name | Type |
| C_CODE_PHRASE | Class |